'use strict';

function compare_collections(collection_a, collection_b) {
  //在这里写入代码

  if (collection_a.length == collection_b.length) {
    for (let i = 0; i < collection_a.length; i++) {
      if (collection_a[i] != collection_b[i]) {
        return false;
      }
    }
  }
  else {
    return false;
  }
  return true;
}

module.exports = compare_collections;


